<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<script type="text/javascript">
			window.onload = function() {
				var blue = document.getElementsByTagName("li")[1];
				blue.parentNode.removeChild(blue);
			}
		</script>
	</head>
	<body>
		<ul>
			<li mean="热情">red</li>
			<li mean="冷静">blue</li>
			<li mean="生机">green</li>
		</ul>
		<ul>
			<li mean="饿">orange</li>
		</ul>
	</body>
</html>
